diff --git a/src/libANGLE/renderer/d3d/d3d11/winrt/CoreWindowNativeWindow.cpp b/src/libANGLE/renderer/d3d/d3d11/winrt/CoreWindowNativeWindow.cpp
index 7c769e147..08e7a663f 100644
--- a/src/libANGLE/renderer/d3d/d3d11/winrt/CoreWindowNativeWindow.cpp
+++ b/src/libANGLE/renderer/d3d/d3d11/winrt/CoreWindowNativeWindow.cpp
@@ -209,12 +209,12 @@ HRESULT GetCoreWindowSizeInPixels(const ComPtr<ABI::Windows::UI::Core::ICoreWind

 static float GetLogicalDpi()
 {
-    ComPtr<ABI::Windows::Graphics::Display::IDisplayPropertiesStatics> displayProperties;
+    ComPtr<ABI::Windows::Graphics::Display::IDisplayInformation> displayInformation;

-    if (SUCCEEDED(GetActivationFactory(HStringReference(RuntimeClass_Windows_Graphics_Display_DisplayProperties).Get(), displayProperties.GetAddressOf())))
+    if (SUCCEEDED(GetActivationFactory(HStringReference(RuntimeClass_Windows_Graphics_Display_DisplayInformation).Get(), displayInformation.GetAddressOf())))
     {
         float dpi = 96.0f;
-        if (SUCCEEDED(displayProperties->get_LogicalDpi(&dpi)))
+        if (SUCCEEDED(displayInformation->get_LogicalDpi(&dpi)))
         {
             return dpi;
         }
diff --git a/src/common/mathutil.h b/src/common/mathutil.h
index dcb7d8d62..774b80506 100644
--- a/src/common/mathutil.h
+++ b/src/common/mathutil.h
@@ -150,7 +150,7 @@ inline bool supportsSSE2()
         return supports;
     }

-#if defined(ANGLE_PLATFORM_WINDOWS) && !defined(_M_ARM)
+#if defined(ANGLE_PLATFORM_WINDOWS) && !defined(_M_ARM) && !defined(_M_ARM64)
     {
         int info[4];
         __cpuid(info, 0);
@@ -884,7 +884,7 @@ inline uint32_t BitfieldReverse(uint32_t value)

 // Count the 1 bits.
 #if defined(ANGLE_PLATFORM_WINDOWS)
-#if defined(_M_ARM)
+#if defined(_M_ARM) || defined(_M_ARM64)
 inline int BitCount(uint32_t bits)
 {
     bits = bits - ((bits >> 1) & 0x55555555);
diff --git a/src/common/platform.h b/src/common/platform.h
index 8287f5b2e..6de52b500 100644
--- a/src/common/platform.h
+++ b/src/common/platform.h
@@ -84,7 +84,7 @@
 #   undef far
 #endif

-#if defined(_MSC_VER) && !defined(_M_ARM)
+#if defined(_MSC_VER) && !defined(_M_ARM) && !defined(_M_ARM64)
 #include <intrin.h>
 #define ANGLE_USE_SSE
 #elif defined(__GNUC__) && (defined(__x86_64__) || defined(__i386__))